DuraVent FasNSeal W2 3" x 6" 29-4C Stainless Steel Double Wall Tapered Increaser andiron 18" - 8-piece log set

18" - 8-piece log set

For natural gas fireplace

avoid offsets

Click to see Optional Gas Kit Natural Gas Kit (OPT-NGKNG/OPT-NGKNGHC)

Lineal gain is the actual measurable length of a part after two or more parts are connected

DuraVent FasNSeal W2 3" x 6" 29-4C Stainless Steel Double Wall Tapered Increaser andiron 18" - 8-piece log setFasNSeal W2 (double wall) vent lengths and components feature patented built in mechanical locking band and triple lipped directional gaskets. All pipes and components are engineered with smooth clean welds located 90 from mechanical locking bands. This construction feature allows for ease of installation. The air space between the inner and outer wall on FasNSeal W2 helps to reduce the clearance to combustibles in addition to creating a heat shield